Study Stopped
Difficulty Recruiting subjects
Effect of Continuous Positive Airway Pressure (CPAP) Therapy on Changes of Blood Pressure Between Day and Night
Changes In Diurnal Blood Pressure Pattern In Obstructive Sleep Apnea (OSA) Patients After CPAP Therapy
1 other identifier
observational
2
1 country
1
Brief Summary
to test whether using CPAP can restore the normal pattern of drop of blood pressure during sleep.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at below P25 for all trials
Started Jul 2008
Shorter than P25 for all trials
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
Click on a node to explore related trials.
Study Timeline
Key milestones and dates
Study Start
First participant enrolled
July 1, 2008
CompletedPrimary Completion
Last participant's last visit for primary outcome
November 1, 2008
CompletedStudy Completion
Last participant's last visit for all outcomes
November 1, 2008
CompletedFirst Submitted
Initial submission to the registry
December 26, 2008
CompletedFirst Posted
Study publicly available on registry
May 31, 2013
CompletedMay 31, 2013
May 1, 2013
4 months
December 26, 2008
May 28, 2013
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
drop of Blood pressure at night
6 weeks
Study Arms (2)
1
Compliant with CPAP
2
noncompliant with CPAP
Eligibility Criteria
Obstructive sleep apnea patients age over 18 years
You may not qualify if:
- Patients who have a normal diurnal sleep pattern (i.e. decrease of more than 30% of the systolic BP at night time)
- Patients who are on three or more antihypertensives whose blood pressure is not controlled.
- Patients previously treated with CPAP therapy within the past 3 months
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- Northwell Healthlead
- Staten Island University Hospitalcollaborator
Study Sites (1)
Heart Tower
Staten Island, New York, 10305, United States
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Study Officials
- PRINCIPAL INVESTIGATOR
Suzzane El-Sayegh, MD
Staten Island University Hospital
Study Design
- Study Type
- observational
- Observational Model
- COHORT
- Time Perspective
- PROSPECTIVE
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- M.D.
Study Record Dates
First Submitted
December 26, 2008
First Posted
May 31, 2013
Study Start
July 1, 2008
Primary Completion
November 1, 2008
Study Completion
November 1, 2008
Last Updated
May 31, 2013
Record last verified: 2013-05